Fig. 2

Clinical course of the patient: four courses of pembrolizumab and carboplatin (CBDCA) plus nabPTX) chemotherapy were administered. After one course, because the patient developed pneumonia, the amounts of the CBDCA and nabPTX were reduced. After the treatment, CT showed that the tumor shrank (images of tumor are identified by red circles), which was considered to be a partial response. Radical surgery was performed on day 34 from the day of the last (fourth) administration of pembrolizumab. On postoperative day 39, the patient complained of anorexia, and on postoperative day 79, he went to the emergency room because of dizziness and worsening anorexia